[See Solution] The time until failure of the hard drives on laptops currently sold in the United States follows an exponential distribution, with a mean of 4.2
Question: The time until failure of the hard drives on laptops currently sold in the United States follows an exponential distribution, with a mean of 4.2 years. A company offers a special incentive program that guarantees a $500 refund if the hard drive on their laptops fails in the first year after purchase, and a $100 refund if the hard drive fails in the second year after purchase. Find the expected refund a customer would receive after purchasing one of this company's laptops.
Deliverable: Word Document 